Elastic closure GREAT QUALITY: 100% paper straw Sun Hat. Lightweight, thick and soft for a comfortable feeling. SUN UV PROTECTION: Strong Anti-uv Function, UPF 50+; Floppy wide brim provides a perfect shade to your face, help protecting from the sun’s harmful rays. GREAT FIT: A foldable Floppy Hat. One size fits most. After unfolding, Height is 5.5 inches. Brim width is 3.9 inches. Inside circumference measures approximately 22.8 inches, but an internal adjustable drawstring ties to fit a variety of head shapes and sizes. WHEN TO WEAR: It’s easy to carry no matter in bag or suitcase for travel or holidays. You can wear the hat on the beach, in the park, at the outdoor music festival, hiking, glamping, camping, gardening and so on. Spring summer or fall/autumn are all the good season to wear the sun hat. GUARANTEE: We are responsible for our product quality and customer service. If you have any questions, please contact us and we will reply you so soon as possible.